🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.3

Radius: 12.7

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.64 AU - 0.94 AU

Year: 461 Days

Day: 9.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 65,672,395 km

• M1: 157,975 km (0.098 R)
• M2: 614,847 km (0.048 R)
• M3: 1,150,258 km (0.063 R)
• M4: 1,674,449 km (0.084 R)
• M5: 2,680,794 km (0.089 R)
• M6: 3,137,067 km (0.102 R)
• M7: 3,556,989 km (0.115 R)
• M8: 4,138,475 km (0.07 R)
• M9: 5,049,377 km (0.082 R)
• M10: 5,681,578 km (0.053 R)
• M11: 6,162,385 km (0.072 R)

Asteroid Belt

Center: 1.74 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532.4

Radius: 12.2

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.47 AU - 2.91 AU

Year: 2894 Days

Day: 12.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,672,395 km

• M1: 152,141 km (0.076 R)
• M2: 599,289 km (0.079 R)
• M3: 993,180 km (0.108 R)
• M4: 1,759,271 km (0.112 R)
• M5: 2,189,066 km (0.094 R)
• M6: 2,601,058 km (0.071 R)
• M7: 3,016,043 km (0.107 R)
• M8: 3,493,559 km (0.106 R)
• M9: 4,120,973 km (0.101 R)
• M10: 4,601,780 km (0.075 R)
• M11: 5,429,954 km (0.088 R)
• M12: 6,713,803 km (0.106 R)
• M13: 7,174,115 km (0.078 R)
• M14: 11,209,817 km (0.111 R)
• M15: 12,576,693 km (0.05 R)
• M16: 13,593,211 km (0.106 R)
• M17: 14,379,198 km (0.07 R)
• M18: 15,490,560 km (0.071 R)
• M19: 18,997,434 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.5

Radius: 10.7

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.72 AU - 2.86 AU

Year: 3057 Days

Day: 9.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,672,395 km

• M1: 132,993 km (0.106 R)
• M2: 559,795 km (0.109 R)
• M3: 915,689 km (0.081 R)
• M4: 1,269,488 km (0.107 R)
• M5: 1,880,595 km (0.12 R)
• M6: 2,826,951 km (0.109 R)
• M7: 3,458,852 km (0.111 R)
• M8: 4,363,171 km (0.078 R)
• M9: 6,473,997 km (0.087 R)
• M10: 6,827,198 km (0.051 R)
• M11: 7,542,874 km (0.064 R)
• M12: 8,213,372 km (0.106 R)
• M13: 9,123,675 km (0.069 R)
• M14: 9,814,069 km (0.104 R)
• M15: 10,208,409 km (0.1 R)
• M16: 12,674,829 km (0.101 R)
• M17: 13,755,375 km (0.105 R)
• M18: 14,478,531 km (0.107 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 678.5

Radius: 7.7

Gravity: 11.44 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 6.74 AU - 10.16 AU

Year: 16114 Days

Day: 24.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 65,672,395 km

• M1: 96,640 km (0.119 R)
• M2: 344,673 km (0.083 R)
• M3: 765,792 km (0.078 R)
• M4: 1,343,987 km (0.092 R)
• M5: 1,848,730 km (0.094 R)
• M6: 2,285,107 km (0.108 R)
• M7: 2,605,546 km (0.101 R)
• M8: 4,648,455 km (0.109 R)
• M9: 5,309,528 km (0.106 R)
• M10: 6,860,708 km (0.051 R)
• M11: 7,168,281 km (0.092 R)
• M12: 7,623,358 km (0.09 R)
• M13: 8,845,872 km (0.112 R)
• M14: 11,860,568 km (0.11 R)
• M15: 12,240,098 km (0.077 R)
• M16: 13,563,889 km (0.072 R)
• M17: 13,839,598 km (0.078 R)
• M18: 16,337,284 km (0.03 R)
• M19: 20,174,170 km (0.064 R)
• M20: 21,544,786 km (0.108 R)
• M21: 23,965,280 km (0.115 R)
• M22: 25,711,236 km (0.105 R)
• M23: 30,738,922 km (0.043 R)
• M24: 35,334,568 km (0.115 R)
• M25: 36,517,887 km (0.114 R)
• M26: 37,456,315 km (0.093 R)
• M27: 39,521,214 km (0.045 R)
• M28: 40,225,970 km (0.106 R)
• M29: 44,632,226 km (0.063 R)
• M30: 47,108,818 km (0.05 R)
• M31: 50,166,898 km (0.061 R)
• M32: 51,493,233 km (0.09 R)
• M33: 54,562,682 km (0.116 R)
• M34: 62,194,567 km (0.107 R)
• M35: 63,147,954 km (0.081 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 455 - 10,848 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit